Chetan Singh

Detail-oriented Backend Developer with hands-on internship experience building RESTful APIs, designing database schemas, and integrating frontend components with server-side logic. Proficient in Node.js, Python, MongoDB, and MySQL with a solid foundation in OOP, data structures, and debugging. Comfortable working in collaborative, agile team environments and eager to contribute to scalable, production-grade backend systems from day one.

Backend Development Intern - Humble Walking

(2025-06 - 2025-07)

• Developed and maintained RESTful APIs using Node.js and Express.js, supporting server-side business logic across multiple production application workflows.
• Collaborated with the frontend team to define and document API contracts, cutting integration turnaround time by ∼40% and streamlining cross-functional delivery.
• Debugged and resolved server-side issues by refactoring middleware for input validation and access control, improving endpoint reliability by 15%.
• Participated in agile code review cycles, ensuring clean, maintainable code standards across the backend codebase.

Data Analyst Intern - Anand Housing Real Estate Consultancy

(2025-01 - 2025-03)

• Engineered Python-based data pipelines (Pandas) to ingest, clean, and transform 50k+ records, supporting application data management and downstream reporting.
• Designed and maintained performance dashboards to surface KPI trends, replacing manual workflows and saving ∼3 hours per week.
• Automated recurring data preprocessing scripts, reducing cleaning overhead by ∼35% and improving data availability for dependent processes.

B.Tech - Electronics and Telecommunication Engineering - Shree L R Tiwari College Of Engineering (2022 - 2026)

Senior Secondary - Sardar Vallabhbhai Patel Vidyalaya and Jr. College, Mumbai (2021 - 2021)

Secondary - Mother Mary's English High School, Thane (2019 - 2019)